The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 30, 2021
Filed:
Feb. 23, 2017
Applicant:
Doncero (Shanghai) Industrial Co., Ltd., Shanghai, CN;
Inventors:
Assignee:
DONCERO (SHANGHAI) INDUSTRIAL CO., LTD., Shanghai, CN;
Primary Examiner:
Int. Cl.
CPC ...
G01B 3/04 (2006.01); G01C 9/28 (2006.01); G01B 5/24 (2006.01); G01B 3/20 (2006.01);
U.S. Cl.
CPC ...
G01B 3/04 (2013.01); G01B 3/205 (2013.01); G01B 5/24 (2013.01); G01C 9/28 (2013.01);
Abstract
An angle ruler includes a ruler, a ruler holder and a digital display module, the digital display module is fixed on the ruler holder and the ruler holder has an inclined edge. The angle ruler can not only retain the using habit of the user, but also can make the reading more convenient, accurate and time-saving.